A synthesis of deoxy sugar esters. Stereoselective acetylation of hemiacetals by CALBVillo, Ly; Metsala, Andrus; Tamp, Sven; Pehk, Tõnis; Parve, OmarBiotrans 2011 : Itaalia, Giardini Naxos, 02.-05.10.20112011

A total conformational analysis of diastereomeric esters and calculation of their conformational shielding modelsTamp, Sven; Danilas, Kady; Kreen, Malle; Vares, Lauri; Kiirend, Ene; Vija, Sirje; Pehk, Tõnis; Parve, Omar; Metsala, AndrusJournal of molecular structure : THEOCHEM2008 / 1/3, p. 84-91 : ill https://www.researchgate.net/publication/244272489_A_total_conformational_analysis_of_diastereomeric_esters_and_calculation_of_their_conformational_shielding_models

An assessment of alternative low level calculation methods for the initial selection of conformers of diastereomeric estersMetsala, Andrus; Tamp, Sven; Danilas, Kady; Lille, Ülo; Villo, Ly; Vija, Sirje; Pehk, Tõnis; Parve, OmarJournal of theoretical chemistry2014 / p. 1-10 : ill

An NMR and MD modeling insight into nucleation of 1,2-alkanediols : selective crystallization of lipase-catalytically resolved enantiomers from the reaction mixturesParve, Omar; Reile, Indrek; Parve, Jaan; Kasvandik, Sergo; Kudrjašova, Marina; Tamp, Sven; Metsala, Andrus; Villo, Ly; Pehk, Tõnis; Jarvet, Jüri; Vares, LauriJournal of organic chemistry2013 / p. 12795-12801 : ill

An NMR spectroscopic investigation of functional group selectivity of lipase-catalysed reactions of 11-acetyl prostaglandins E1 and E2Villo, Ly; Tamp, Sven; Vallikivi, Imre; Järving, Ivar; Pehk, Tõnis; Parve, OmarProceedings of the 9th International Symposium on Biocatalysis and Biotransformations - (Biotrans 2009) Held in Bern, Switzerland 5-9 July 20092010 / p. 66

Asümmeetriliste alküleerimisreaktsioonide mehhanismi uurimine poolempiiriliste kvantkeemiliste arvutustega = Mechanistic studies of asymmetric alkylation reactions by semi-empirical quantum chemical calculationsMartin, Ivar; Parve, Omar; Vares, L.XVII Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 17th Estonian Chemistry Days : abstracts of scientific conference1996 / lk. 109-110 https://www.ester.ee/record=b1070511*est

Catalyzed resolution and simultaneous selective crystallizationParve, Jaan; Vares, Lauri; Reile, Indrek; Pehk, Tõnis; Villo, Ly; Parve, OmarComprehensive organic chemistry experiments for the laboratory classroom2017 / p. 931-934 http://www.ester.ee/record=b4666270*est

Chemical versus enzymatic acetylation of [alfa]-bromo-[oomega]-hydroxyaldehydes : decyclization of hemiacetals by lipaseVillo, Ly; Metsala, Andrus; Parve, Omar; Pehk, TõnisTetrahedron letters2002 / p. 3203-3207

A chemoenzymatic approach to the preparation of optically active alpha-bromo-omega-hydroxy aldehyde hemiacetalsParve, Omar; Vallikivi, Imre; Lahe, Lilja; Sikk, Peeter; Käämbre, Tuuli; Lille, ÜloProceedings of the Estonian Academy of Sciences. Chemistry1997 / 4, p. 186-190

A chemoenzymatic stereoselective synthesis of deoxy sugar esters of amino acidsVillo, Ly; Pehk, Tõnis; Parve, OmarProgram and abstracts : BOS 2010 International Conference on Organic Synthesis : Riga, Latvia, June 27-30, 20102010 / p. ?

A chemoenzymatic synthesis of a deoxy sugar ester of N-Boc-protected L-tyrosineVillo, Ly; Kreen, Malle; Kudrjašova, Marina; Metsala, Andrus; Tamp, Sven; Lille, Ülo; Pehk, Tõnis; Parve, OmarPractical methods for biocatalysis and biotransformations. 22012 / p. 335-339 https://www.sciencedirect.com/science/article/pii/S1381117710002511

A chemoenzymatic synthesis of deoxy sugar esters involving stereoselective acetylation of hemiacetals catalyzed by CALBVillo, Ly; Kreen, Malle; Metsala, Andrus; Tamp, Sven; Lille, Ülo; Pehk, Tõnis; Parve, Omar; Kudrjašova, MarinaJournal of molecular catalysis B : enzymatic2011 / p. 44-51 https://www.sciencedirect.com/science/article/abs/pii/S1381117710002511

Enzymatic synthesis and polymerization of isosorbide-based monomethacrylates for high-Tg plasticsMatt, Livia; Parve, Jaan; Parve, Omar; Pehk, Tõnis; Liblikas, Ilme; Vares, Lauri; Jannasch, PatricACS sustainable chemistry & engineering2018 / p. 17382-17390 https://doi.org/10.1021/acssuschemeng.8b05074 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Estrite lipaaskatalüütiline enantioselektiivne hüdrolüüs : kineetiliste mõõtmiste tulemuste interpretatsioonParve, Omar; Metsala, Andrus; Lille, ÜloXXIII Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid1997 / lk. 99

Extending traditional area of lipases' application for prostanoid and hemiacetal chemistryParve, Omar; Metsala, Andrus; Tamp, Sven; Villo, LyBIT's 1st Annual World Congress of Catalytic Asymmetric Synthesis : Beijing, China, 19.-21.05.20102010

Homokiraalsete struktuurielementide saamine ensümaatilise hüdrolüüsi teelParve, Omar; Sikk, Peeter; Lille, ÜloXVI Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 16th Estonian chemistry days : abstracts of scientific conference1995 / lk. 105-106

Hydrolytic and dehydratase enzymes : chapter 9Yu, S.; Parve, Jaan; Parve, Omar; Villo, Ly; Aav, RiinaApplied biocatalysis: The chemist`s enzyme toolbox2020 / p. 333-361 https://www.wiley.com/en-us/9781119487012

Innovatsioon kui teaduslik mõttesportParve, OmarSirp2017 / lk. 22-23 : ill http://www.sirp.ee/s1-artiklid/c21-teadus/innovatsioon-kui-teaduslik-mottesport/

Isosorbide-based polymers as alternatives to conventional plasticsMatt, Livia; Laanesoo, Siim; Bonjour, Olivier; Parve, Jaan; Parve, Omar; Pehk, Tõnis; Pham, Thanh Huong; Liblikas, Ilme; Jannasch, Patric; Vares, LauriAbstract from Baltic Polymer Symposium 2022, Tallinn, Estonia2022 https://taltech.ee/en/BPS2022

Kodumaine sünteesitud d-kloprostenoolAidnik, Madis; Lille, Ülo; Parve, OmarEesti Loomaarstlik Ringvaade1995 / 5, lk. 205-206

Kuidas õpetada Prantsusmaa ajalugu ja rohelist keemiatParve, OmarÕpetajate Leht2017 / lk. 13

Lipase action on some non-triglyceride substratesVallikivi, Imre; Lille, Ülo; Lõokene, Aivar; Metsala, Andrus; Sikk, Peeter; Tõugu, Vello; Vija, Heiki; Villo, Ly; Parve, OmarJournal of molecular catalysis B : enzymatic2003 / 5/6, p. 279-298 : ill

Lipase-catalysed acyl transfer in deoxysugars : a computational studyKaevand, Toomas; Villo, Ly; Metsala, Andrus; Parve, Omar; Lille, ÜloInternational journal of engineering and applied sciences (EAAS)2015 / p. 1-7 : ill

Lipase-catalysed acylation of prostanoidsParve, Omar; Järving, Ivar; Martin, Ivar; Metsala, Andrus; Vallikivi, Imre; Aidnik, Madis; Pehk, Tõnis; Samel, NigulasBioorganic & medicinal chemistry letters1999 / p. 1853-1858: ill

Lipase-catalysed derivatisation of prostanoidsParve, Omar; Vallikivi, Imre; Martin, Ivar; Järving, Ivar; Samel, Nigulas11th European Symposium on Organic Chemistry : Göteborg, Sweden, July 23-28, 1999 : programme and abstracts1999 / p. P179

Lipase-catalysed enantioselective hydrolysis : interpretation of the kinetic results in terms of frontier orbital localisationParve, Omar; Vallikivi, Imre; Metsala, Andrus; Lille, Ülo; Tõugu, Vello; Sikk, Peeter; Käämbre, Tuuli; Vija, Heiki; Pehk, TõnisTetrahedron1997 / 13, p. 4889-4900

Lipase-catalysed enantioselective hydrolysis of bicyclo[3.2.0]heptanol esters in supercritical carbon dioxideParve, Omar; Vallikivi, Imre; Lahe, Lilja; Metsala, Andrus; Lille, Ülo; Tõugu, Vello; Vija, Heiki; Pehk, TõnisBioorganic & medicinal chemistry letters1997 / 7, p. 811-816

Lipase-catalysed enantioselective hydrolysis of esters : interpretation of the kinetic resultsParve, Omar; Metsala, Andrus; Lille, Ülo23rd Estonian Chemistry Days : abstracts of scientific conference1997 / p. 109

Lipase-catalysed reactions of prostaglandinsVallikivi, Imre2004 https://www.ester.ee/record=b1990575*est

Lipase-catalysed regioselective acylation/deacylation of prostanoidsVallikivi, Imre; Järving, Ivar; Metsala, Andrus; Pehk, Tõnis; Parve, OmarInternational Conference on Organic Synthesis : Vilnius, 2000, June 26-29 : program and abstracts2000 / p. [82]

Lipase-catalyzed stereoresolution of long-chain 1,2-alkanediols: a screening of preferable reaction conditionsParve, Jaan; Reile, Indrek; Aid, Tiina; Kudrjašova, Marina; Müürisepp, Aleksander-Mati; Vallikivi, Imre; Villo, Ly; Aav, Riina; Pehk, Tõnis; Vares, Lauri; Parve, OmarJournal of molecular catalysis B : enzymatic2015 / p. 60-69 : ill http://dx.doi.org/10.1016/j.molcatb.2015.03.006

"Lipolase" allub sekundaarsete alkoholide enantioeelistuse üldisele reeglile nii vesi kui ka superkriitilise SKCO2 keskkonnas = "Lipolase" obeys the general enantiopreference rule of secondary alcohols in water and supercritical (SC)CO2 media as wellLille, Ülo; Metsala, Andrus; Parve, Omar; Tõugu, Vello; Vija, HeikiXVII Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 17th Estonian Chemistry Days : abstracts of scientific conference1996 / lk. 101-102

Molekulide sünteesija ja modelleerijaParve, OmarSirp2021 / lk. 33-34 : portr https://www.sirp.ee/s1-artiklid/c21-teadus/molekulide-sunteesija-ja-modelleerija/

NMR monitoring of lipase-catalyzed reactions of prostaglandins : preliminary estimation of reaction velocitiesVallikivi, Imre; Järving, Ivar; Pehk, Tõnis; Samel, Nigulas; Tõugu, Vello; Parve, OmarJournal of molecular catalysis B : enzymatic2004 / p. 15-19 : ill

Nobeli keemiaauhind anti julguse eest murda mõttebarjääreParve, OmarSirp2016 / lk. 36-37 : ill http://www.sirp.ee/s1-artiklid/c21-teadus/nobeli-keemiaauhind-anti-julguse-eest-murda-mottebarjaare/

Novel biobased alternatives to conventional polymersMatt, Livia; Parve, Jaan; Parve, Omar; Pehk, Tõnis; Liblikas, Ilme; Laanesoo, Siim; Bonjour, Olivier; Pham, T.H.; Faisal, M.; Vares, L.; Jannasch, PatricFrontiers in Organic Synthesis : Dedicated to the 70th birthday of Professor Margus Lopp, Tallinn, 15th November 20192019 / p. 7 https://www.ttu.ee/public/k/keemia-ja-biotehnoloogia-instituut/pildid/Booklet.pdf

O-alkylation of hydroxycarboxylic acids with (-)-menthyl bromoacetate affords bridged diastereomeric estersVeskilt, Eva; Tamp, Sven; Parve, Jaan; Vares, Lauri; Pehk, Tõnis; Villo, Ly; Parve, OmarBOS 2012 : International Conference on Organic Synthesis : July 1-4, 2012, Tallinn, Estonia : program and abstracts2012 / p. 194

Omar Parve : minu küsimused sõjamuuseumile seoses Rakvere Nõukogude sõjahaua ümbermatmisegaParve, Omar2022 Omar Parve : minu küsimused sõjamuuseumile seoses Rakvere Nõukogude sõjahaua ümbermatmisega

Poly(alkanoyl isosorbide methacrylate)s : from amorphous to semicrystalline and liquid crystalline biobased materialsLaanesoo, Siim; Bonjour, Olivier; Parve, Jaan; Matt, Livia; Parve, Omar; Vares, Lauri; Jannasch, PatricEPF European Polymer Congress 26 June – 1 July 2022 : book of abstracts2022 / p. 616 : ill https://webadmin.epf2022.org/Amca-Epf2021/media/content/docs/Book_of_abstrakts_EPF2022.pdf

Poly(alkanoyl isosorbide methacrylate)s : from amorphous to semicrystalline and liquid crystalline biobased materialsLaanesoo, Siim; Bonjour, Olivier; Parve, Jaan; Parve, Omar; Matt, Livia; Vares, Lauri; Jannasch, PatricBiomacromolecules2021 / p. 640-648 https://doi.org/10.1021/acs.biomac.0c01474 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Prediction and assignment of coupling constants of diastereomeric cyclopentane derivativesAav, Riina; Pehk, Tõnis; Tamp, Sven; Tamm, Toomas; Kudrjašova, Marina; Parve, Omar; Lopp, MargusProgram and abstracts : BOS 2010 International Conference on Organic Synthesis : Riga, Latvia, June 27-30, 20102010 / p. 47

Preparation of highly enantiopure stereoisomers of 1-(2,6-dimethylphenoxy)-2-aminopropane (mexiletine)Aav, Riina; Parve, Omar; Pehk, Tõnis; Claesson, Alf; Martin, IvarTetrahedron : asymmetry1999 / p. 3033-3038

Prostanoidide lipaas-katalüütiline atsüleerimineParve, Omar; Vallikivi, Imre; Martin, Ivar; Järving, Ivar; Samel, NigulasXXV Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 25th Estonian Chemistry Days : abstracts of scientific conference1999 / lk. 129-130

Prostanoidide reaktsioonid ja molekulaarmodelleerimine Candida antarctica lipaas B aktiivtsentrisVallikivi, Imre; Pehk, Tõnis; Fransson, Linda; Hult, Karl; Parve, OmarXXVI Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 26th Estonian Chemistry Days : abstracts of scientific conference2000 / lk. 155-156

Quantum chemical evaluation of the yield of hydroxybenzophenones in the Fries rearrangement of hydroxyphenyl benzoatesMetsala, Andrus; Usin, Eve; Vallikivi, Imre; Villo, Ly; Pehk, Tõnis; Parve, OmarJournal of molecular structure : THEOCHEM2004 / p. 215-221 : ill https://www.sciencedirect.com/science/article/pii/S016612800400750X

Sapihapete ja prostaglandiinide derivaatide ja konjugaatide süntees ning nende mõju candida rugosa lipaasi aktiivsuseleVeskilt, Eva; Villo, Ly; Kudrjašova, Marina; Parve, OmarXXXII Eesti Keemiapäevad : teaduskonverentsi teesid2011 / lk. 108 : ill

Scalable lipase-catalyzed synthesis of (R)-4-(Acyloxy)pentanoic acids from racemic γ-valerolactoneParve, Jaan; Kudrjašova, Marina; Shalima, Tatsiana; Villo, Ly; Liblikas, Ilme; Reile, Indrek; Pehk, Tõnis; Gathergood, Nicholas; Aav, Riina; Vares, Lauri; Parve, OmarACS sustainable chemistry & engineering2021 / p. 1494−1499 https://doi.org/10.1021/acssuschemeng.0c07918 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Semiempirical transition state modeling of asymmetric alkylation reactionMartin, Ivar; Parve, Omar; Vares, L.Japan-Northern Baltic Symposium on Synthetic Chemistry, Helsinki, Finland, June 25-26, 1996 : abstracts1996 / p. PL17

Short synthesis of novel 9,11-secosterolsJäälaid, Raissa; Järving, Ivar; Pehk, Tõnis; Parve, Omar; Lille, ÜloNatural product letters2001 / 4, p. 221-228

Stereoselective chemoenzymatic synthesis of deoxy sugar esters involving Candida antarctica lipase B = Desoksüsuhkru estrite stereoselektiivne kemoensümaatiline süntees kasutades Candida antarctica lipaasi BVillo, Ly2008 https://www.ester.ee/record=b2393878*est

Stereoselective Synthesis of γ-(Acyloxy)Carboxylic Acids and γ-Lactones Features the Switch of Stereopreference of CalB Along Sodium γ-Hydroxycarboxylate HomologuesParve, Jaan; Kudrjašova, Marina; Shalima, Tatsiana; Villo, Ly; Ferschel, Moonika; Niidu, Allan; Liblikas, Ilme; Reile, Indrek; Aav, Riina; Gathergood, Nicholas; Vares, Lauri; Pehk, Tõnis; Parve, OmarEuropean journal of organic chemistry2023 / art. e202201329 https://doi.org/10.1002/ejoc.202201329

Switched enantiopreference of Humicola lipase for 2-phenoxyalkanoic acid ester homologs can be rationalized by different substrate binding modesBerglund, P.; Vallikivi, Imre; Fransson, Linda; Dannacher, H.; Holmquist, M.; Martinelle, M.; Björkling, F.; Parve, Omar; Hunt, K.Tetrahedron : asymmetry1999 / p. 4191-4202

Synthesis and quantitative analysis of diastereomeric linked ester conjugates with remote stereocenters using high field NMR and chiral HPLCDoyle, Eva; Parve, Jaan; Kudrjašova, Marina; Tamp, Sven; Müürisepp, Aleksander-Mati; Villo, Ly; Vares, Lauri; Pehk, Tõnis; Parve, OmarChirality2013 / p. 793-798 : ill

Synthesis of 3,4-dideoxy ribose esters: a novel chemoenzymatic approach to synthesis of activated, extended-chain glycoconjugatesVillo, Ly; Danilas, Kady; Metsala, Andrus; Pehk, Tõnis; Parve, OmarInternational Conference on Organic Synthesis : Tallinn, Estonia, June 25-29, 2006 : program and abstracts2006 / p. 164

Synthesis of deoxy sugar esters : a chemoenzymatic stereoselective approach affording deoxy sugar derivatives also in the form of aldehydeVillo, Ly; Danilas, Kady; Metsala, Andrus; Kreen, Malle; Vallikivi, Imre; Vija, Sirje; Pehk, Tõnis; Luciano, Saso; Parve, OmarJournal of organic chemistry2007 / p. 5813-5816 https://pubs.acs.org/doi/10.1021/jo062640b

Tetrahüdropüranüül-blokitud mandelhappe kasutamine kiraalse derivatiseerimisagendinaParve, Omar; Pals, A.; Vallikivi, Imre; Lahe, Lilja; Lille, ÜloXVI Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 16th Estonian chemistry days : abstracts of scientific conference1995 / lk. 106-108

The modelling and kinetic investigation of the lipase-catalysed acetylation of steroisomeric prostaglandinsVallikivi, Imre; Fransson, Linda; Hult, Karl; Järving, Ivar; Pehk, Tõnis; Samel, Nigulas; Tõugu, Vello; Villo, Ly; Parve, OmarJournal of molecular catalysis B : enzymatic2005 / p. 62-69 : ill

The tetrahydropyranyl-protected mandelic acid : a novel versatile chiral derivatising agentParve, Omar; Aidnik, Madis; Lille, Ülo; Martin, Ivar; Vallikivi, Imre; Vares, Lauri; Pehk, TõnisTetrahedron : asymmetry1998 / p. 885-896: ill

Theoretical prediction and assignment of vicinal 1H–1H coupling constants of diastereomeric 3-alkoxy-6,7-epoxy-2-oxabicyclo[3.3.0]octanesAav, Riina; Pehk, Tõnis; Tamp, Sven; Tamm, Toomas; Kudrjašova, Marina; Parve, Omar; Lopp, MargusMagnetic resonance in chemistry2011 / p. 76-82 : ill

Thermomyces lanuginosus lipase with closed lid catalyzes elimination of acetic acid from 11-acetyl-prostaglandin E2Villo, Ly; Metsala, Andrus; Tamp, Sven; Parve, Jaan; Vallikivi, Imre; Järving, Ivar; Nigulas, Samel; Lille, Ülo; Pehk, Tõnis; Parve, OmarChemCatChem2014 / p. 1998-2010 : ill